But to be clear, the US was funding Ukrainian rebel groups (right-wing paramilitary organizations) 2014-2022 but through clandestine means. This is much more difficult to do without the support of congress because the support has to be indirect — the funding has to be off-the-books — because this was a violation of the Minsk agreement.
Since 2022, the floodgates have opened and the US is now openly sending money and weapons systems, now totaling over $100B since the Russian invasion. The Russian Defence budget is estimated to be $70-80B per year.